Write the following as an inequality if required solve for x. A train will only run if more than 20 tickets are sold, but the maximum number of tickets that can be sold is 200.

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Through non-collinear points there is exactly one plane.

Solve 17= -13 - 8x and show your work.